Ring mandrel



FIG. 1 is a top perspective view of a ring mandrel of the present invention;

FIG. 2 is a top view of the ring mandrel of FIG. 1;

FIG. 3 is a left elevation view of the ring mandrel of FIG. 1, with the sizing scale shown in broken lines and forming no part of the claimed design;

FIG. 4 is a right elevation view of the ring mandrel of FIG. 1;

FIG. 5 is a rear elevation view of the ring mandrel of FIG. 1;

FIG. 6 is a front elevation view of the ring mandrel of FIG. 1;

The bottom view of the ring mandrel of FIG. 1 is a mirror image of the top view of the ring mandrel shown in FIG. 2;

FIG. 7 is a top perspective view of another version of a ring mandrel of the present invention;

FIG. 8 is a top view of the ring mandrel of FIG. 7;

FIG. 9 is a left elevation view of the ring mandrel of FIG. 7, with the sizing scale shown in broken lines and forming no part of the claimed design;

FIG. 10 is a right elevation view of the ring mandrel of FIG. 7;

FIG. 11 is a rear elevation view of the ring mandrel of FIG. 7; and,

FIG. 12 is a front elevation view of the ring mandrel of FIG. 7.

The bottom view of the ring mandrel of FIG. 7 is a mirror image of the top view of the ring mandrel shown in FIG. 8. 

The ornamental design for a ring mandrel, as shown and described. 